Item 25973 - Spiral Staircase at Fort Knox, 1961 Item 25973 - Spiral Staircase at Fort Knox, 1961 Contributed by Maine Bureau of Parks and Lands Item 25973 Zoom 1193px x 845px - 4.0"w x 2.8"h @ 300dpi | Need a larger size? *Credit line must read: Collections of Maine Bureau of Parks and Lands Image Info Identical and individually cut granite pieces anchored by a center rod form these stairs on one of the fort's two staircases. Show Details
